roles/appengine.serviceAdmin Only
roles/appengine.deployer Only
appengine.instances.deleteappengine.versions.create
appengine.services.delete
appengine.services.update
Both roles/appengine.serviceAdmin & roles/appengine.deployer
appengine.applications.get
appengine.instances.get
appengine.instances.list
appengine.operations.get
appengine.operations.list
appengine.services.get
appengine.services.list
appengine.versions.delete
appengine.versions.get
appengine.versions.list
resourcemanager.projects.get
resourcemanager.projects.list